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carbon

英 [ˈkɑːbən]

美 [ˈkɑːrbən]

n.  碳; 复写纸

复数:carbons 

高考CET4CET6考研TOEFLIELTSTEM4TEM8化学

Collins.3 / BNC.3062 / COCA.3004

牛津词典

    noun


    • a chemical element. Carbon is found in all living things, existing in a pure state as diamond, graphite and buckminsterfullerene .

      1. a chemical element. Carbon is found in all living things, existing in a pure state as diamond, graphite and buckminsterfullerene .
        1. 复写纸
          a piece of carbon paper

          柯林斯词典


          • Carbonis a chemical element that diamonds and coal are made up of.
            1. N-COUNT 复写纸
              Acarbonis a sheet of carbon paper.
              1. He inserted the paper and two carbons.
                他放入了那张纸和两张复写纸。

            英英释义

            noun

            • a copy made with carbon paper
                Synonym:carbon copy
              1. an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond
                  Synonym:Catomic number 6
                1. a thin paper coated on one side with a dark waxy substance (often containing carbon)
                    Synonym:carbon paper

                  双语例句

                  • The molecule contains four carbon atoms arranged in a ring with a triple bond between two of them.
                    这个分子包含四个呈环状排列的碳原子,每两个碳原子之间形成一个三价键。
                  • Now with this particular piece of instrumentation, you can actually spot individual carbon atoms.
                    现在利用这件特定的仪器,就可以真正观察到单个碳原子了。
                  • Carbon dust and oil build up in large motors and cause them to short-circuit
                    碳尘和燃油在大发动机里越积越多,造成了发动机短路。
                  • Plants and trees filter carbon dioxide out of the air and produce oxygen.
                    花草树木会过滤掉空气中的二氧化碳并制造氧气。
                  • Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats
                    碳、氢、氧化合形成碳水化合物和脂肪。
                  • Methane is often regarded as the second most important greenhouse gas after carbon dioxide.
                    甲烷常被认为是仅次于二氧化碳的重要温室气体。
                  • Industrialized countries must reduce carbon dioxide emissions.
                    工业化国家必须减少二氧化碳的排放。
                  • The amount of carbon dioxide released by human activities such as burning coal and oil is small in comparison
                    相比之下,人类活动燃烧煤、石油等所释放的二氧化碳要少一些。
                  • You can make your flights carbon neutral by planting trees to make up for the greenhouse gas emissions.
                    可以通过植树对航空飞行进行碳中和,以抵消温室气体的排放。
                  • The drawing is transferred onto the wood by means of carbon paper.
                    这幅画是通过复写纸印到木头上的。